Home
Class 11
BIOLOGY
Identify the correct pair of events when...

Identify the correct pair of events when temperature phages infect bacteria
I. No prophages are formed
II. Bacterial cell undergoes many divisions
III. Bacterial cell undergoes immediate lysis
IV. Prophages are formed
The correct pair is

A

`I, II`

B

`II, III`

C

`III, IV`

D

`II, IV`

Text Solution

Verified by Experts

The correct Answer is:
d
Temperature phages are the avirulent lysogenic phages whos nucleic acids get incorporated in the bacterial DNA (lydogenization). When these phages infect becteria, the bacterial cell undergoes many divisions and prophages are formed.
Promotional Banner

Topper's Solved these Questions

  • MINERAL NUTRITION

    ERRORLESS |Exercise Mineral Nutrition|211 Videos

  • MORPHOLOGY OF ANIMALS

    ERRORLESS |Exercise Morphology Of Animals|134 Videos

Similar Questions

Explore conceptually related problems

Identify the correct pair of characters in physalis I. Petiole adnate to stem. II. Thalamus cup-shaped. III. Seeds non-endospermic. IV. Flowers hypogynous.

Identify the correct pair of characters with reference to Pteris. I, Neck canal cell is uninucleated II Stem grows vertically in soil III. Apogamously produced sporophytes are haploids IV. Open dichotomous venation in leaflets

Arrange the following events in order of their occurrence. I. Pollen tube enters via micropyle in the ovule. II. Megasore undergoes mitotic division. III. 7-celled and 8 nucleate embryo sac formed. IV. Three megaspores degenerate. Codes

Study the following statements and identify the correct option given below. I. Viruses that infect plants have single stranded RNA and viruses that infect animals have either single or double stranded RNA or double stranded DNA. II. Bacterial viruses or bacteriophages are usually single stranded RNA viruses.

Read the following statements and identify the correct I. At G_(0) stage cell remains metabolically active II. In G_(2) phase proteins are synthesized III. In animal cells during S phase duplication of centrioles occur in cytoplasm IV. During cell cycle, most of the time cell remains in interphase

Read the following statements regarding diploid cell and identify the INCORRECT one. I. It can undergo a mitotic divisions to allow growth to occur . II . It can undergo a mitotic divisions to repair a cell. III. It can undergo a reduction division ti from haploid cells. IV. It is the one that possesses two complete sets of chromosomes .

Read the following statements and mark them as True (T)/False(F). I. The cell wall strengthening material in a bacterial cell is murein. II. The food reserve present in a bacterial cell is starch and maltose. III. The ribosomes present are of 70S type. IV. The mesosome helps in sexual reproduction. Choose the correct option.

Which of the following represents directional selection? I. Industrial melanism II.Bacterial resistance to antibiotics III. Pesticide resistance IV. Sickle-cell anamia

Identify the correct pair of statemetns. I. Functions of sieve tubes are controlled by the nucleus of companion cells. II. Albuminous cells are present in angiosperms. III. In dicot root, the vascular cambium is completely secondary in origin. IV. Cylindrical meristems contribute to the formation of primary plant body.

ERRORLESS -MONERA-Monera
  1. Bacteria commonly reproduce vegetatively by Or Which one of the fo...

    Text Solution

    |

  2. Some bacteria are not easily killed because of

    Text Solution

    |

  3. Identify the correct pair of events when temperature phages infect bac...

    Text Solution

    |

  4. Why the food can be kept for a longer time in cold house than in norma...

    Text Solution

    |

  5. Viral genome incorporated and integrates with bacterial genomes is ref...

    Text Solution

    |

  6. Sexual reproduction in eubacteria takes place by

    Text Solution

    |

  7. In griffith's experiment, the conversion of R-type to S-type of Diploc...

    Text Solution

    |

  8. There is no alternation of generation in Escherichia coli because of t...

    Text Solution

    |

  9. Penicillin inhibits bacterial multiplication because

    Text Solution

    |

  10. Pili in bacteria represent

    Text Solution

    |

  11. The process of replication in plasmid DNA, other than initiation, is c...

    Text Solution

    |

  12. The guts of cow and buffalo possess

    Text Solution

    |

  13. Transfer of genetic information from one bacterium to another in the t...

    Text Solution

    |

  14. Conjugation in bacteria was discovered by Or The sexuality in bact...

    Text Solution

    |

  15. Transfer of DNA from one bacteria to another by contact is known as

    Text Solution

    |

  16. Sex factor in bacteria is

    Text Solution

    |

  17. Amitosis is shown by

    Text Solution

    |

  18. Bacteria reproduce sexually by

    Text Solution

    |

  19. Consider the following four statement (1-4) and select the option whic...

    Text Solution

    |

  20. A free living anaerobic bacterium capable of N(2) fixation in soil is

    Text Solution

    |